英语词汇extra heavy duty怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

短语

1
Objective To summarize the cure experience of 1500 case extra-heavy duty, heavy duty craniocerebral injury patients.
目的：总结1500例特重型、重型颅脑伤病人的救治体会。
2
Along this line 20,000-ton coal trains can reach a length of over 7 km pulled by powerful electric locomotives over an extra heavy duty track and driving down operating costs.
大秦线上运行的两万吨运煤列车长度可达7公里，由大功率电力机车牵引，大大降低了运营成本。
3
Its extra heavy duty bearings are designed to maximize its operational life.
其额外的重型轴承的设计最大限度地发挥它的运行寿命。

单词	extra heavy duty
释义	extra heavy duty 简明释义特重载网络释义短语 1 extra heavy duty 特重载 2 extra-heavy duty shaft 超重载功率输出轴 3 extra heavy duty cone crusher 超重型圆锥破碎机双语例句 1 Objective To summarize the cure experience of 1500 case extra-heavy duty, heavy duty craniocerebral injury patients. 目的：总结1500例特重型、重型颅脑伤病人的救治体会。 2 Along this line 20,000-ton coal trains can reach a length of over 7 km pulled by powerful electric locomotives over an extra heavy duty track and driving down operating costs. 大秦线上运行的两万吨运煤列车长度可达7公里，由大功率电力机车牵引，大大降低了运营成本。 3 Its extra heavy duty bearings are designed to maximize its operational life. 其额外的重型轴承的设计最大限度地发挥它的运行寿命。
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